Maths Ed Ideas: Area of Triangle

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LIST OF IDEAS

0.5absinC
2
36
3x + 1
73
Ada Lovelace
Algebra
Algebraic manipulation
Algorithmic Thinking
Alphamagic squares
Angle
Arc
Area
Area Circle
Area of Triangle
Arithmetica
Bertrand Russell
Binary numbers
Binomial
Blockbusters
Calendar
Cancelling
Charles Stanhope
Christmaths
Circles
Collatz Conjecture
Combinations
Compound Area
Compound Interest
Computational Thinking
Conditional Probability
Correlation
Cosine Rule
Countdown
Counting
Curriculum
Curriculum Stories
Derangements
Descartes numbers
Differentiation
Diophantus
Disreputable numbers
Divisibility Tests
e
Equals sign
Euler's number
Expanding Brackets
Exponential Decay
Exponential Growth
Extension
Factors
Feynman Technique
First use of Pi
Fractions
Frustrating Primes
Fundamental Theorem of Arithmetic
Generalisation
Generalising
Generating Sequences
Geometrical Reasoning
Giza Numbers
Hex
History of mathematics
Identity
Infinity
Isoperimetric inequality
Iteration
Jokes
Lee Sallows
Lesson
Logical Demonstrator
Magic Squares
Mathematical Mastery
Mathematical Maturity
Maths and Art
Maths and Magic
Maths conversations
Maths Curios
Maths History
Maths humour
Maths moments
Maths podcasts
Maths radio
Maths with Balloons
Mean
Mental Arithmetic
Mental Calculation
Modelling
More Able
Mountain Numbers
Mountain Primes
Multiplying fractions
Mystery Calculator
nCr
Negative Numbers
nPr
Number Properties
Oblate Spheroid
OEIS
Pedagogy
Perfect numbers
Permutations
Pi
PiBirthdays
Picture Books
PiDay
Pilish
Planar Graphs
Planning
Playing Cards
Polygon Angles
Prime Factors
Prime Numbers
Probability
Problem
Problem Solving
Proof
Properties of Shape
Pythagoras' Theorem
Ratio
Reflection
Role models
Rotation
Sector of Circle
Segment of Circle
Sequences
Series
Set Notation
Sets
Sheep
Simpsons Maths
Smarties
Solving Linear Equations
Sophie Germain
Sphere
Spoof primes
Statistics
Subfactorial
Substitution
Summer Maths Activities
Super Curriculum
Symmetry
The First Equation
Time
Time Conversions
Topology
Triangular Numbers
Trigonometry
Turn
Twitter Math Olympiad
Twosday
Vampire Numbers
Venn
Wales
Wang tiles
Welsh mathematics
Women in mathematics
Word problem
xmaths
xyz
π
π-day

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SOURCES OF INSPIRATION

Abakcus
Animated Math
ATM
Chalkdust Magazine
Freaknomics
Great Teaching Ideas
IMA
Information is Beautiful
Jason Davies
London Math. Society
Math for Love
Math Mistakes
Math Riddles
Math with Bad Drawings
Mathematical Association
Mathologer
Maths Mistakes
MEI
MinutePhysics
Mr Barton Maths podcast
NCETM
Numberphile
OR Society
Royal Statistical Society
Science Vs Magic
Seeing Theory
Significance Magazine
Solve My Maths
The Math Less Traveled
The Shell Centre for Mathematical Education
Think Maths
UK Mathematics Trust
Veritasium
Visual Patterns
Vsauce
Wolfram Mathworld

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SOURCES OF RESOURCES

Brillant
Citizen Math
Corbettmaths
Desmos
Diagnostic Questions
Dr Frost Maths
Estimation 180
Geogebra
Get The Math
Goal Free Problems
Graspable Math
Inquiry Maths
Mathematics Assessment Project
Mathigon
Maths Universe
Maths Venns
Mathsbot
MEDIAN (Don Steward)
Miss B Resources
Mr Barton Maths
Mr Carter Maths
National Strategy: Primary
National Strategy: Secondary
NCTM Illuminations
Practice and Quiz Questions (Don Steward)
Practice Makes Perfect (Don Steward)
Resourceaholic
Robocompass
SSDD Problems
Standards Units
Teach Further Maths
Teach It Maths
TEDD
Three Acts
Variation Theory
Would You Rather Maths

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GCSE EXAM BOARDS

AQA
AQA Spec
CBAC (WJEC)
CBAC (WJEC) Spec
CCEA
CCEA Spec
CIE (IGCSE UK only)
CIE (IGCSE UK only) Spec
OCR
OCR Spec
Pearson (Edexcel)
Pearson (Edexcel) Spec

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A Level EXAM BOARDS

AQA
AQA Spec
CBAC (WJEC)
CBAC (WJEC) Spec
CCEA
CCEA Spec
CIE (IGCSE UK only)
CIE (IGCSE UK only) Spec
OCR
OCR Spec
Pearson (Edexcel)
Pearson (Edexcel) Spec

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ABOUT ME

Ed: A school leader and teacher of mathematics and statistics, with an interest here in how we can spike the mathematical curiosities of students such that mathematical maturity follows.

View my complete profile

Bridget Riley

Sequence Study with Wider Colours: Red, Blue, Yellow, Turquoise and Black, 1982.

Tony Robbin

Lobofour, 1982

Zaha Hadid Architects

The Winton Mathematics Gallery, Science Museum London, 2016

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